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Make a minor speedup to gen_v1(h,n) in lucas.cal

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Landon Curt Noll
2017-06-14 16:50:58 -07:00
parent 61ba4bc5c8
commit 438554b0ed
1 changed files with 2 additions and 2 deletions
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cal/lucas.cal
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@@ -847,7 +847,7 @@ rodseth_xhn(x, h, n)
* 111 0.0004323%
* 101 0.0002882%
* 83 0.0001441%
* 127 0.0001196%
* 129 0.0001196%
*
* When h * 2^n-1 is prime and h is an odd multiple of 3, a smallest v(1) that
* is even is extremely rate. Of the list of 127287 known primes of the form
@@ -880,7 +880,7 @@ x_tbl = {
3, 5, 9, 11, 15, 17, 21, 27, 29, 31, 35, 39, 41, 45, 49, 51, 53, 55,
57, 59, 65, 67, 69, 71, 77, 81, 83, 85, 87, 95, 99, 101, 105, 111, 125
};
next_x = 127;
next_x = 129;
/*
* gen_v1 - compute the v(1) for a given h*2^n-1 if we can